Olivetti d-COPIA 3500MF Operation Manual page 365

Calibration
Calibrate the device to ensure consistency with the original grayscale. If you find that the grayscale is not
improved by this calibration, use tone curve adjustment (see page 9-68).
1
Press the System Menu key.
2
Press [ ], [Adjustment/Maintenance], [
3
Press [Execute]. Calibration begins.
4
Press [OK] after Calibration is complete.
Developer Refresh
When the printing is too light or incomplete, even though there is enough toner, refresh the developer.
1
Press the System Menu key.
2
Press [ ], [Adjustment/Maintenance], [
3
Press [Start]. Developer Refresh begins.
NOTE:
Waiting time may be longer when the toner is refilled during developer refresh.
4
Press [OK] after Developer Refresh is complete.
] and then [Next] of Calibration.
] and then [Next] of Developer Refresh.
9-71
Default Setting (System Menu)
9